---
title: length
framework: simd
role: symbol
role_heading: Instance Property
path: simd/simd_quatf/length
---

# length

The length of the quaternion.

## Declaration

```swift
var length: Float { get }
```

## See Also

### Querying a quaternion’s properties

- [angle](simd/simd_quatf/angle.md)
- [axis](simd/simd_quatf/axis.md)
- [conjugate](simd/simd_quatf/conjugate.md)
- [imag](simd/simd_quatf/imag.md)
- [real](simd/simd_quatf/real.md)
- [inverse](simd/simd_quatf/inverse.md)
- [normalized](simd/simd_quatf/normalized.md)
- [vector](simd/simd_quatf/vector.md)